Finding the Fourth Proportional to 3,449.69, 5,175.34 and 984.54

Step by Step Solution

1. Step 1: Write the proportion equation
   3,449.69 : 5,175.34 = 984.54 : x
2. Step 2: Convert to fraction form
   3,449.69/5,175.34 = 984.54/x
3. Step 3: Cross multiply
   3,449.69x = 5,175.34 × 984.54
4. Step 4: Simplify right side
   3,449.69x = 5,095,326.78
5. Step 5: Solve for x
   x = 5,095,326.78/3,449.69
6. Step 6: Final answer
   x = 1,477.04